WordNet sense 1 (a temperament that is perturbed and lacking in composure):

discomposure

WordNet sense 2 (cause to be agitated, excited, or roused):

agitate, excite, rouse

WordNet sense 3 ((especially of weather) affected or characterized by storms or commotion):

stormy

WordNet sense 4 (cause to be alert and energetic):

stimulate